Colt Model 1900 .38 ACP - Disassembly Instructions

Pistols with Convex Plug
Below the Muzzle

3. Turn pistol upside down and pull back slide
approximately 1/2" holding it in that position.

4. Insert unbent end of paper clip through hole in the
lower front frame until it touches the slide lock.

5. Leave paper clip in that position and release slide to
move forward. There should now be play in slide movement.
(paper clip should remain in this position until pistol is
reassembled.)

6. With the left side of the pistol facing down, the
slide lock should drop out. Now the slide can be withdrawn
from the rear. No force is required to remove the slide
lock. The slide lock will only exit the pistol from the left
side.

7. Assemble in reverse order remembering to line up the
small pin on the slide lock with the corresponding cut in
the slide. Make sure lock is securely in place before
removing paper clip.

NOTE: Further disassembly of the Model
1900 requires the removal of pins and is not recommended.

Pistols with Concave Plug
Below the Muzzle

3. With the left side of the pistol facing down, depress
plug completely while pushing on right side of slide lock.
The slide lock should drop out. Cock hammer and withdraw
slide from the rear. No force is required to remove the
slide lock. The slide lock will only exit the pistol from
the left side.

4. Assemble in reverse order remembering to line up the
small pin on the slide lock with the corresponding cut in
the slide. Slide lock must be inserted from the left side
while concave plug is fully depressed.

NOTE: Further disassembly of the Model
1900 requires the removal of pins and is not recommended.